Relationship of smoking to chronic respiratory disease.
D000328:Adult; D002908:Chronic Disease; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D012129:Respiratory Function Tests; D012140:Respiratory Tract Diseases / Q000175:diagnosis / Q000209:etiology*; D012141:Respiratory Tract Infections / Q000209:etiology; D012907:Smoking